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Finding the Third Proportional to 5,506 and 6,466

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Solution

The third proportional to 5,506 and 6,466 is: 7,593.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506 : 6,466 = 6,466 : x
  2. Step 2: Convert to fraction form
    5,506/6,466 = 6,466/x
  3. Step 3: Cross multiply
    5,506x = 6,466 × 6,466
  4. Step 4: Simplify right side
    5,506x = 41,809,156
  5. Step 5: Solve for x
    x = 41,809,156/5,506
  6. Step 6: Final answer
    x = 7,593.38

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Why These Related Problems?

These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.